nstd::_optional< T > 模板结构体 参考

#include <ne_stl_optional.h>

类 nstd::_optional< T > 继承关系图:

Public 类型
using	_base_t = _optional_base< T >

Public 成员函数
	_optional ()=default
	_optional (const _optional &other)
	_optional (const T &value)
	_optional (std::nullptr_t)
	_optional (std::nullopt_t)
template<class TValue >
	_optional (const std::optional< TValue > &other)
template<class TValue >
	operator std::optional< TValue > () const
template<class TValue >
	operator _optional< TValue > () const
template<class TValue >
	_optional (const TValue *other)
template<class TValue >
_optional &	operator= (const TValue *value)
_optional &	operator= (const char *value)
_optional &	operator= (std::nullptr_t)
_optional &	operator= (std::nullopt_t)
template<class TValue >
_optional &	operator= (const std::optional< TValue > &other)
_optional &	operator= (const T &value)
_optional &	operator= (const _optional &other)
template<class TValue >
_optional &	operator= (const TValue &value)
template<class TValue >
_optional &	operator= (const _optional< TValue > &other)
bool	operator== (const _optional &other) const
bool	operator!= (const _optional &other) const
void	reset ()
const T &	value () const &
T	value_or (T &&default_value) const &
bool	has_value () const
	operator bool () const
const T *	operator-> () const
T *	operator-> ()
const T &	operator* () const &
T &	operator* () &
const T &&	operator* () const &&
T &&	operator* () &&

Public 属性
bool	has_value_
T	value_
Public 属性 继承自 nstd::_optional_base< T >
bool	has_value_ {false}
T	value_

成员类型定义说明

_base_t

template<class T >

using nstd::_optional< T >::_base_t = _optional_base<T>

构造及析构函数说明

_optional() [1/7]

template<class T >

nstd::_optional< T >::_optional ( )

default

_optional() [2/7]

template<class T >

nstd::_optional< T >::_optional ( const _optional< T > &  other )

inline

_optional() [3/7]

template<class T >

nstd::_optional< T >::_optional ( const T &  value )

inline

_optional() [4/7]

template<class T >

nstd::_optional< T >::_optional ( std::nullptr_t  )

inline

_optional() [5/7]

template<class T >

nstd::_optional< T >::_optional ( std::nullopt_t  )

inline

_optional() [6/7]

template<class T >

template<class TValue >

nstd::_optional< T >::_optional ( const std::optional< TValue > &  other )

inline

_optional() [7/7]

template<class T >

template<class TValue >

nstd::_optional< T >::_optional ( const TValue *  other )

inline

成员函数说明

has_value()

template<class T >

bool nstd::_optional< T >::has_value ( ) const

inline

operator _optional< TValue >()

template<class T >

template<class TValue >

nstd::_optional< T >::operator _optional< TValue > ( ) const

inline

operator bool()

template<class T >

nstd::_optional< T >::operator bool ( ) const

inline

operator std::optional< TValue >()

template<class T >

template<class TValue >

nstd::_optional< T >::operator std::optional< TValue > ( ) const

inline

operator!=()

template<class T >

bool nstd::_optional< T >::operator!= ( const _optional< T > &  other ) const

inline

operator*() [1/4]

template<class T >

T & nstd::_optional< T >::operator* ( ) &

inline

operator*() [2/4]

template<class T >

T && nstd::_optional< T >::operator* ( ) &&

inline

operator*() [3/4]

template<class T >

const T & nstd::_optional< T >::operator* ( ) const &

inline

operator*() [4/4]

template<class T >

const T && nstd::_optional< T >::operator* ( ) const &&

inline

operator->() [1/2]

template<class T >

T * nstd::_optional< T >::operator-> ( )

inline

operator->() [2/2]

template<class T >

const T * nstd::_optional< T >::operator-> ( ) const

inline

operator=() [1/9]

template<class T >

_optional & nstd::_optional< T >::operator= ( const _optional< T > &  other )

inline

operator=() [2/9]

template<class T >

template<class TValue >

_optional & nstd::_optional< T >::operator= ( const _optional< TValue > &  other )

inline

operator=() [3/9]

template<class T >

_optional & nstd::_optional< T >::operator= ( const char *  value )

inline

operator=() [4/9]

template<class T >

template<class TValue >

_optional & nstd::_optional< T >::operator= ( const std::optional< TValue > &  other )

inline

operator=() [5/9]

template<class T >

_optional & nstd::_optional< T >::operator= ( const T &  value )

inline

operator=() [6/9]

template<class T >

template<class TValue >

_optional & nstd::_optional< T >::operator= ( const TValue &  value )

inline

operator=() [7/9]

template<class T >

template<class TValue >

_optional & nstd::_optional< T >::operator= ( const TValue *  value )

inline

operator=() [8/9]

template<class T >

_optional & nstd::_optional< T >::operator= ( std::nullopt_t  )

inline

operator=() [9/9]

template<class T >

_optional & nstd::_optional< T >::operator= ( std::nullptr_t  )

inline

operator==()

template<class T >

bool nstd::_optional< T >::operator== ( const _optional< T > &  other ) const

inline

reset()

template<class T >

void nstd::_optional< T >::reset ( )

inline

value()

template<class T >

const T & nstd::_optional< T >::value ( ) const &

inline

value_or()

template<class T >

T nstd::_optional< T >::value_or ( T &&  default_value ) const &

inline

类成员变量说明

has_value_

template<class T >

bool nstd::_optional_base< T >::has_value_

value_

template<class T >

T nstd::_optional_base< T >::value_

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该结构体的文档由以下文件生成:

• D:/GitLab/builds/7_aFT3sv/0/nim-pc/california/nim-cross-platform-sdk/exports/include/ne_stl_optional.h